1. Intensive Care Unit of the Evandro Chagas National Institute of Infectology Oswaldo Cruz Foundation (Fiocruz) Rio de Janeiro RJ Brazil
2. Sexually Transmitted Diseases Sector Biomedical InstituteUniversidade Federal Fluminense (UFF) Niterói RJ Brazil
3. Department of Neurological Sciences Rush University Medical Center Chicago IL USA
4. Department of Critical Care D’Or Institute for Research and Education Rio de Janeiro RJ Brazil
5. Infectious Diseases Intensive Care Unit of Hospital das Clínicas Medical School of the University of São Paulo São Paulo SP Brazil
6. Intensive Care Unit of Hospital Eduardo de MenezesHospital Foundation of the State of Minas Gerais Belo Horizonte MG Brazil